code: def _parse_extra_conf(extra_conf):
      if extra_conf:
  
          def as_pair(config):
              key, val = config.split("=")
              return key, val
  
          list_of_key_val = [
              as_pair(conf) for conf in extra_conf.split(",")
          ]
          return dict(list_of_key_val)
      return None
  
imports: import os
  import posixpath
  import tempfile
  import urllib.parse
  from contextlib import contextmanager
  import packaging.version
  from mlflow.entities import FileInfo
  from mlflow.environment_variables import MLFLOW_KERBEROS_TICKET_CACHE, MLFLOW_KERBEROS_USER, MLFLOW_PYARROW_EXTRA_CONF
  from mlflow.exceptions import MlflowException
  from mlflow.store.artifact.artifact_repo import ArtifactRepository
  from mlflow.utils.file_utils import mkdir, relative_path_to_artifact_path
label_desc: Use image node_id 9 for calling a global function with example usage: _parse_extra_conf(extra_conf) and returns: None, dict, key,  val